61406040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{971}}^1$

素因数の和:1033

約数の個数: 128

約数和(自身を含む): 201553920

約数和(自身を除く): 140147880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 31, 34, 40, 51, 60, 62, 68, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 248, 255, 310, 340, 372, 408, 465, 510, 527, 620, 680, 744, 930, 971, 1020, 1054, 1240, 1581, 1860, 1942, 2040, 2108, 2635, 2913, 3162, 3720, 3884, 4216, 4855, 5270, 5826, 6324, 7768, 7905, 9710, 10540, 11652, 12648, 14565, 15810, 16507, 19420, 21080, 23304, 29130, 30101, 31620, 33014, 38840, 49521, 58260, 60202, 63240, 66028, 82535, 90303, 99042, 116520, 120404, 132056, 150505, 165070, 180606, 198084, 240808, 247605, 301010, 330140, 361212, 396168, 451515, 495210, 511717, 602020, 660280, 722424, 903030, 990420, 1023434, 1204040, 1535151, 1806060, 1980840, 2046868, 2558585, 3070302, 3612120, 4093736, 5117170, 6140604, 7675755, 10234340, 12281208, 15351510, 20468680, 30703020, 61406040]

約数ペア:

[(1, 61406040), (2, 30703020), (3, 20468680), (4, 15351510), (5, 12281208), (6, 10234340), (8, 7675755), (10, 6140604), (12, 5117170), (15, 4093736), (17, 3612120), (20, 3070302), (24, 2558585), (30, 2046868), (31, 1980840), (34, 1806060), (40, 1535151), (51, 1204040), (60, 1023434), (62, 990420), (68, 903030), (85, 722424), (93, 660280), (102, 602020), (120, 511717), (124, 495210), (136, 451515), (155, 396168), (170, 361212), (186, 330140), (204, 301010), (248, 247605), (255, 240808), (310, 198084), (340, 180606), (372, 165070), (408, 150505), (465, 132056), (510, 120404), (527, 116520), (620, 99042), (680, 90303), (744, 82535), (930, 66028), (971, 63240), (1020, 60202), (1054, 58260), (1240, 49521), (1581, 38840), (1860, 33014), (1942, 31620), (2040, 30101), (2108, 29130), (2635, 23304), (2913, 21080), (3162, 19420), (3720, 16507), (3884, 15810), (4216, 14565), (4855, 12648), (5270, 11652), (5826, 10540), (6324, 9710), (7768, 7905)]